|
| |
ST-177N SCSI
/---+
| O |12
| O |G
| O |G
o o o o o | O |5
o o o o o \---+
--+-+-+-+-+-------------------------------------
1 2 4 | P ........................1
+-+-+ | | +.........................+
| | | +------1+------1+------1
| | | +------++------++------+
| | | + Resistor Termination Packs
| | |
| | +- Parity Check enable
| +--- Not Used
+------- Drive ID's, ID 0 (none) for single drive system
ST - 177N
UNFORMATTED CAPACITY (MB) ________________N/A
FORMATTED CAPACITY (26 SECTORS) (MB) _____60.8
ACTUATOR TYPE ____________________________VOICE COIL
TRACKS ___________________________________4,606
CYLINDERS ________________________________921
HEADS ____________________________________5
DISCS ____________________________________3
MEDIA TYPE _______________________________THIN FILM
RECORDING METHOD _________________________RLL
TRANSFER RATE (mbits/sec) ________________7.5
SPINDLE SPEED (RPM) ______________________3,600
INTERFACE ________________________________SCSI
TPI (TRACKS PER INCH) ____________________1,300
BPI (BITS PER INCH) ______________________19,893
AVERAGE ACCESS (ms) ______________________20
SINGLE TRACK SEEK (ms) ___________________8
MTBF (power-on hours) ____________________150,000
POWER REQUIREMENTS: +12V START-UP (amps) _2.0
+12V TYPICAL (amps) __0.5
+5V TYPICAL (amps) ___0.6
TYPICAL (watts) ______9
MAXIMUM (watts) ______27
BUFFERED STEP PULSE RATE (micro sec) _____3-200
WRITE PRECOMP (cyl) ______________________N/A (922)
REDUCED WRITE CURRENT (cyl) ______________N/A (922)
LANDING ZONE (cyl)________________________AUTO PARK
IBM AT DRIVE TYPE ________________________0 or NONE
Seagate reserves the right to change, without notice, product
offerings or specifications. (6/26/90) |